15-letter words containing y, g
- neurotoxicology — the science that deals with the effects of poisons on the nervous system.
- new archaeology — a reorientation of archaeology, dating from the 1960s, that emphasizes an explicitly scientific, problem-oriented, deductive approach to research.
- night-sky light — the faint glow of the night sky, caused by such phenomena as airglow and zodiacal light.
- nizhny novgorod — city in central European Russia, at the Volga & Oka rivers: pop. 1,438,000
- nonbelligerency — the state or status of not participating in a war.
- nonbiologically — in a nonbiological way, not in a biological way
- nonjudgmentally — not judged or judging on the basis of one's personal standards or opinions: They tried to adopt a nonjudgmental attitude that didn't reflect their own biases. My guidance counselor in high school was sympathetic and nonjudgmental.
- ocean greyhound — a fast ship, esp a liner
- oligodendrocyte — A glial cell similar to an astrocyte but with fewer protuberances, concerned with the production of myelin in the central nervous system.
- oligohydramnios — (medicine) A deficit of amniotic fluid in the amniotic sac, causing distinctive deformations of the foetus.
- operating cycle — the period of time between starting a business and making a profit
- orangeman's day — the 12th of July, celebrated by Protestants in Northern Ireland to commemorate the anniversary of the Battle of the Boyne (1690)
- orangemen's day — July 12, an annual celebration in Northern Ireland and certain cities having a large Irish section, especially Liverpool, to mark both the victory of William III over James II at the Battle of the Boyne, July 1, 1690, and the Battle of Augbrim, July 12, 1690.
- ordinary degree — a university degree without honours
- ordinary rating — a rank in the Royal Navy comparable to that of a private in the army
- ortega y gasset — José [haw-se] /hɔˈsɛ/ (Show IPA), 1883–1955, Spanish philosopher, journalist, and critic.
- orthokeratology — a technique for correcting refractive errors in vision by changing the shape of the cornea with the temporary use of progressively flatter hard contact lenses.
- oxygen cylinder — a metal cylinder containing oxygen under pressure
- pachymeningitis — inflammation of the dura mater of the brain and spinal cord
- package holiday — a holiday arranged by a travel company in which your travel and accommodation are booked for you
- packing density — a measure of the amount of data that can be held by unit length of a storage medium, such as magnetic tape
- palaeogeography — the study of geographical features of the geological past
- palaeolimnology — the study of ancient lake ecologies
- palaeontography — the branch of palaeontology concerned with the description of fossils
- palaeopathology — the study of diseases of ancient man and fossil animals
- palaeophytology — the study of ancient botany
- paleogeophysics — (used with a plural verb) inferred geophysical conditions or processes of designated periods of the geologic past.
- palynologically — from a palynological point of view
- passenger ferry — a ferry that carries passengers
- pathophysiology — the physiology of abnormal or diseased organisms or their parts; the functional changes associated with a disease or syndrome.
- petty bourgeois — petit bourgeois
- phenylene group — any of three bivalent, isomeric groups having the formula –C 6 H 4 –, derived from benzene by the removal of two hydrogen atoms.
- phonogramically — in a phonogramic manner
- phototelegraphy — facsimile (def 2a).
- phototopography — topographical surveying employing photogrammetric methods.
- phototypography — (formerly) the art or technique of making printing surfaces by light or photography, by any of a large number of processes.
- photoxylography — the process of using photography in order to produce an image on wood, for the use of a wood engraver
- phrenologically — in a manner relating to phrenology
- physical change — a usually reversible change in the physical properties of a substance, as size or shape: Freezing a liquid is a physical change.
- physiologically — of or relating to physiology.
- physiopathology — pathophysiology.
- phytoflagellate — any microscopic flagellate that is photosynthetic.
- phytopathogenic — of, possessing the properties of, or relating to a phytopathogen
- picture gallery — place where art is exhibited and sold
- piggyback plant — a plant, Tolmiea menziesii, of the saxifrage family, native to western North America, that produces new plants at the base of its broad, hairy leaves and that is popular as a houseplant.
- pituitary gland — a small, somewhat cherry-shaped double structure attached by a stalk to the base of the brain and constituting the master endocrine gland affecting all hormonal functions in the body, consisting of an anterior region ((anterior pituitary) or (adenohypophysis)) that develops embryonically from the roof of the mouth and that secretes growth hormone, LH, FSH, ACTH, TSH, and MSH, a posterior region ((posterior pituitary) or (neurohypophysis)) that develops from the back of the forebrain and that secretes the hormones vasopressin and oxytocin, and an intermediate part (pars intermedia) derived from the anterior region but joined to the posterior region, that secretes the hormone MSH in lower vertebrates.
- plane surveying — the surveying of areas of limited size, making no corrections for the earth's curvature
- plant pathology — the branch of botany dealing with diseases of plants.
- plastic surgery — the branch of surgery dealing with the repair or replacement of malformed, injured, or lost organs or tissues of the body, chiefly by the transplant of living tissues.
- plethysmography — the tracking of changes measured in bodily volume